As we all known, plastic bags are non-biodegradable material and it will stay in the soil for a long time.
众所周知，塑料袋是不可生物降解的材料，会长期留在土壤里面。
2
As we all known plastic bags are non-biodegradable material and it will stay in the soil for a long time.
众所周知，塑料袋是不可生物降解的材料，会长期留在土壤里面。
3
Standard material has a diffuse shading model that does an excellent job of rendering solid, non reflective objects such as plastic, ceramic, and so on.